How to Place an Order
Store Pick Up
Request for Quotation/ International Sourcing
Order Status
Reference: RBD-1354
Length: 8 inches/20 CM (Long) Material: Copper Plated Pin Spacing: 2.54mm.
Reference: RBD-0351
Contactless transmission of data and supply energy (no battery needed) Operating distance: Up to 100mm (depending on antenna geometry) RoboticsBD Operating frequency: 13.56MHz Data transfer: 106 kbit/s Data integrity: 16 Bit CRC, parity, bit coding bit counting Anticollision Typical ticketing transaction: <100 ms ( including backup management)...
Reference: 0245
Choose your desire Resistor value from below:
Reference: 0031
3 Types Available (Please select from option) 1. Male to Male 2. Male to Female 3. Female-Female
Reference: RBD-0768
Size: 5mm Color: RED Head Shape: Round Lens Appearance: Transparent
Reference: 1353
Length: 12.5 inches/30 CM (Long) Material: Copper Plated Pin Spacing: 2.54mm.
Reference: RBD-0761
Breadboard friendly Mounting Style: Through Hole Mounting Direction: Vertical
The Doublepow DP-UK21 is a compact and efficient 2-slot USB Quick Charger designed for 3.7V Li-ion batteries. With dual independent charging channels, it ensures fast and safe charging for various cylindrical lithium-ion batteries. The universal USB input makes it ideal for use at home, in the office, or on the go, providing smart charging indicators and multiple protection mechanisms to ensure battery longevity.
Store Pickup Available!
Free Ship Over 5000 BDT
Quality Product
No Warranty
No Replacement
The Doublepow DP-UK21 is a compact and efficient 2-slot USB Quick Charger designed for 3.7V Li-ion batteries. With dual independent charging channels, it ensures fast and safe charging for various cylindrical lithium-ion batteries. The universal USB input makes it ideal for use at home, in the office, or on the go, providing smart charging indicators and multiple protection mechanisms to ensure battery longevity.
✔ Dual Independent Charging Channels – Charges two batteries simultaneously without interference.
✔ Universal USB Input – Powered by USB DC 5V 1500mA, compatible with power banks, adapters, and PCs.
✔ Smart Charging Indicator – LED lights show charging status for easy monitoring.
✔ Multiple Protection Features – Overcharge, overcurrent, short-circuit, and reverse polarity protection.
✔ Wide Battery Compatibility – Supports multiple 3.7V Li-ion battery types.
✔ Lightweight & Portable – Compact size makes it ideal for travel and everyday use.
✔ Rechargeable Flashlights
✔ Vape Mods and E-Cigarettes
✔ Portable Power Banks
✔ Electric Tools & Gadgets
✔ RC Toys and Hobby Equipment
✔ DIY Battery Packs
This smart and safe charger is perfect for those looking for a reliable, portable, and efficient charging solution for 3.7V Li-ion batteries. With dual slots, multiple protection mechanisms, and a universal USB interface, it ensures a seamless charging experience for various battery types.
This Doublepow DP-UK21 is an excellent choice for anyone needing a versatile and high-quality Li-ion battery charger!
The latest price of Doublepow DP-UK21 2 Slots 18650 Battery Charger in Bangladesh is BDT 430 You can buy the Doublepow DP-UK21 2 Slots 18650 Battery Charger at best price from our RoboticsBD or visit RoboticsBD Office.
|
Please note that the product information provided on our website may not be entirely accurate as it is collected from various sources on the web. While we strive to provide the most up-to-date information possible, we cannot guarantee its accuracy. We recommend that you always read the product labels, warnings, and directions before using any product. |
|
Product Images are shown for illustrative purposes only and may differ from the actual product. |
Reference: RBD-0836
Model: 14500 Type: Li-Ion Battery Mark Capacity: 850mah Nominal Voltage: 3.7v Color: Blue Weight: 17g Rechargeable Battery: Yes Note: It's a clone battery so the ampere couldn't be guaranteed.
Reference: RBD-1421
3S 11.1V 12.6V 20A 18650 lithium battery protection board (comes with recovery function-AUTO Recovery). Application: Nominal voltage of 3.6V, 3.7V lithium battery (including 18650.26650, a polymer lithium battery). Continuous discharge current (upper limit): 20A (if the cooling environment is not good, please reduce the load current use). Continuous...
Reference: RBD-1921
4 Series 30A 18650 Lithium Battery Protection Board 14.8V 16V with Cable, Balance Board for Drill Motor Lipo Cell Module Comes with recovery function-AUTO Recovery Integrated 10 low load resistance MOS tube.
Reference: RBD-0929
Weight : 97 gm Voltage: 11.1V Capacity: 1500mAh Cell Type: Li-polymer Configurations: 3S Continuous Discharge Rate: 25C Max Burst Rate: 90C Discharge(Output) Lead: T Plug Connector Charging(Balancing) Lead: JST-XHR Wire Length: 100mm Operating Temperature Range: -20℃to 60℃ PVC color: Silver and Black
Reference: RBD-3172
The Type-C USB 5V 1A Step-Up Boost Converter is a versatile power bank charging module designed to charge and discharge lithium-ion batteries efficiently. It integrates intelligent charging and discharging management, overcharge, over-discharge, and overcurrent protection, making it a reliable solution for designing portable power banks or USB charger...
Reference: RBD-1420
Over Charge Voltage Range: 4.25-4.35 V + 0.05 V Over Voltage Range: 2.5-3.0 V + 0.05 V Max. Operating Current: 13 A Max. Limiting Current: 20 A Charging Voltage: 8.4-9 V
Reference: RBD-1535
Multiple Outputs: 5V+12V+12V Constant DC output, long backup time up to 6 hours Intelligent circuit design with over-charging, over-discharging and short circuit protections Suitable for 95% DC/USB digital products, such as: modem, router, CCTV camera, mobile phone etc.
Reference: RBD-1320
Rechargeable1.2V AA Ni-MH Rechargeable batteries come pre-charged, ready to use Rechargeable1.2V AA Ni-MH Rechargeable batteries can be recharged 100’s times Ideal for wireless video game controllers, baby toys, wireless electronics, and more They work in any NiMH charger
Reference: RBD-1087
Uninterruptible Power Supply Mini UPS Modem, Router, CCTV Camera and Lighting 6000mAh 22.2W
Reference: RBD-1687
Model No.: ISR18650-1300 Capacity (mAh): 750-1300 (Copy) Output Voltage: 3.7V High energy density High working voltage for single battery cells. It's a clone battery so the ampere couldn't be guaranteed.
Reference: RBD-0732
Excellent material It is an environmental 9V battery buckle The Cable Length: 12cm Approx. Convenient for connecting a battery to your application. Save power and protect the environment Good electrical conductivity and comfortable sense of touch
Reference: RBD-1742
Holds 10 x AA batteries Easy install, convenient to use. Dimensions mm (LxWxH): 78X 60 X 28 Weight: 27.4 gm Material: Plastic Internal Connection: Series
Reference: RBD-3192
Lithium Battery Level Indicator Module compatible with 1S to 8S batteries Operating voltage range: 3V to 34V with real-time battery status display Displays up to 4 bars based on battery voltage for intuitive power indication Compact design (44 x 20 x 7 mm) with reverse connection protection Suitable for lithium batteries, NiMH batteries, lead-acid, and...
Reference: RBD-1907
Doublepow AA 1200MAH Battery 2pcs/Set 1.2V Ni-MH Rechargeable Battery
Reference: RBD-1260
Model No: HJ Power Lipo Battery 4500mAh 11.1V 3S Voltage: 11.1V Max Continuous Discharge: 35C Balance Plug: JST-XH Discharge Plug: XT-60
Reference: RBD-2711
Eco-friendly & Rechargeable Power: Replace disposable batteries with this eco-friendly 9V 280mAh Li-ion battery for your electronic devices. Long-lasting Performance: Enjoy repeated use without memory effect for reliable and sustainable power. Built-in Protection: Features short circuit and over-current protection for safe and dependable operation....
Reference: RBD-1896
Input interface: USB Type-C Current Protection: Yes Charging mode: Linear charging. Current: 1A adjustable. Charge precision: 1.5%. Input voltage: 4.5V-5.5V. Full charge voltage: 4.2V.
Reference: RBD-2635
High capacity (2200mAh) for extended runtime in your devices. 3.7V nominal voltage - compatible with a wide range of electronics. Compact 18650 cylindrical design (18mm x 65mm). Rechargeable lithium-ion battery for eco-friendly power. Note: This is a true capacity battery.
Reference: RBD-1760
Model: 18650 radiating battery spacer Material: ABS/PC (Remarkable Flame Retardant Plastic) Dimension: 40 x 20 x 8 mm (LxWxH) (without lock slots). Application: Design for Radiating Complex Battery Packs. Safe and Stable, Perfect Build for eBike!
Reference: RBD-1925
Use for convert battery with Deans to XT60 on ESC / charger. Excellent performance, solid and secure connection, safety in use. High quality and compact,easily to add the adapter. No wires design can save more space.
Reference: RBD-1944
Cell Quantity: 5 Battery type: AA Storage temperature: 25ºC Max Operate temperature: 80ºC
Reference: RBD-1258
Model No: XW Power Eagle Lipo 1000mAh 7.4V 2S 25C Lipo Battery (T Plug Connector) Weight: 76 gm. Voltage: 7.4V. Dimensions : 26x34x72 (mm ). Max Continuous Discharge : 25C(25A). Balance Plug: JST-XH. Max Burst Discharge: 90 C (50A). Discharge Plug: T-Plug.
Reference: RBD-3141
This DC 12V 24W UPS Power Supply Module is a versatile uninterruptible power control solution designed to keep devices powered during outages, while safely managing charging, battery boosting, and protection functions. Ideal for DIY power systems and backup power in 12V applications, this module supports a wide range of lithium batteries and includes...
Reference: RBD-2254
This high-capacity battery delivers reliable and efficient energy transfer for your high-power devices. With a long cycle life and no memory effect
Reference: RBD-1909
6v 2800mah AA NI-MH Battery Rechargeable Battery Pack JST Plug
Reference: RBD-3537
Mini UPS board designed for routers and small electronics with up to 47.5W total output Offers four output ports: 12V, 9V, and 5V for multi-device compatibility Built-in protection against short circuit, high voltage, polarity, and thunder Supports 3S LiPo 18650 battery with intelligent battery management ±0.05V voltage tolerance and 99% output accuracy...
Reference: RBD-2466
This XL4015-based voltage converter is a 180 KHz fixed frequency PWM buck (step-down) DC/DC module with Constant Voltage and Constant Current control, capable of driving a 5A load with high efficiency, low ripple and excellent line and load regulation.
Reference: RBD-1692
Color: Black lightweight Convenient to carry this battery box holder with wires Weight: About 9g Wire Length: Approx 14cm
Reference: RBD-3193
Doublepow DP-UK41 4-slot intelligent battery charger for multiple Li-ion batteries Supports 18650, 26650, 18500, 14500, 16340, and 10440 Li-ion battery sizes USB-powered with a full charge indication system (red for charging, blue for full charge) Charging output: DC4.2V, with 750mA for 1 slot and 400mA for 4 slots simultaneously Compact and lightweight...
Reference: RBD-2945
27W power delivery for fast and efficient charging. Type-C connector compatible with various devices. Wide input range (100-240V) for worldwide use. Reliable output of 5.5V at 3.0A. Lightweight and compact for easy portability.
Reference: 0031
3 Types Available (Please select from option) 1. Male to Male 2. Male to Female 3. Female-Female
Reference: RBD-0159
Provides a user-friendly interface that allows users to go through the menu, make selections etc. It consists of a 1602 white character blue backlight LCD. The keypad consists of 6 keys select, up, right, down, left and reset. To save the digital IO pins, the keypad interface only uses one ADC channel. The key value is read out through a 5 stage voltage...
Reference: RBD-1067
Length: 1.0M Diameter: 3 mm. Color: Black Material: PE/PVC/ABS Micro-USB
Reference: RBD-1162
Net Content: 15g Paste Color: Brown Does not create High Smoke Does not create Foul/Bad Smell No Residual Waste High-Quality Soldering Additives & Activators for effective soldering Useful for general purpose soldering, electrical wires, components, and cables etc
Reference: RBD-0654
Single row. 2.54mm pitch. 1 x 40 pins. Through-hole mount. RoboticsBD
Reference: RBD-0687
Detection distance: 2 ~ 30cm Detection angle: 35 ° Comparator chip: LM393 3mm screw holes for easy mounting
Reference: RBD-1605
Hold 2 standard 18650 batteries. Wire Length: 15 cm. Output: 7.2v. Dimension (Appro.) : 76 x 40 x 20 mm Weight: 12gm High-quality plastic material
Reference: RBD-0280
Tie-points: 170 (10×17) Size: 48 x 35 x 10 mm(LxWxH). Use: experimental, testing, robot Matching jumper, diameter 0.8mm Phosphor bronze nickel plated spring clips Accepts a variety of wire sizes (29-20 the AWG) **1 pcs Random Color
Reference: RBD-1300
Size: 5mm Color: BLUE Head Shape: Round Lens Appearance: Transparent
Reference: RBD-0022
This is the HC-SR04 ultrasonic distance sensor. This economical sensor provides 2cm to 400cm of non-contact measurement functionality with a ranging accuracy that can reach up to 3mm. Each HC-SR04 module includes an ultrasonic transmitter, a receiver and a control circuit. There are only four pins that you need to worry about on the HC-SR04: VCC (Power),...
Reference: RBD-2640
Connect components on breadboards and PCBs with ease. 20 pre-crimped jumper wires for versatile use. 20cm length for convenient connections. Male-to-female connector design for flexible connections. Colorful for easy identification and organization.
Reference: RBD-2641
Connect components on breadboards and PCBs with ease. 20 pre-crimped jumper wires for versatile use. 20cm length for convenient connections. Female-to-female connector design for flexible connections. Colorful for easy identification and organization.
Reference: RBD-0094
The Arduino Uno R3 High-Quality Edition Arduino UNO in Bangladesh Micro-controller : ATmega328. Operating Voltage : 5V. Input Voltage (recommended) : 7-12V. Digital I/O Pins : 14 (of which 6 provide PWM output). Analog Input Pins : 6. The Arduino Uno R3 High-Quality Edition embodies superior craftsmanship and meticulous attention to detail, resulting in...
Reference: RBD-1687
Model No.: ISR18650-1300 Capacity (mAh): 750-1300 (Copy) Output Voltage: 3.7V High energy density High working voltage for single battery cells. It's a clone battery so the ampere couldn't be guaranteed.
Reference: RBD-0768
Size: 5mm Color: RED Head Shape: Round Lens Appearance: Transparent
Reference: RBD-0770
Size: 5mm Color: Yellow Head Shape: Round Lens Appearance: Transparent
The Doublepow DP-UK21 is a compact and efficient 2-slot USB Quick Charger designed for 3.7V Li-ion batteries. With dual independent charging channels, it ensures fast and safe charging for various cylindrical lithium-ion batteries. The universal USB input makes it ideal for use at home, in the office, or on the go, providing smart charging indicators and multiple protection mechanisms to ensure battery longevity.
