Batteries and accessories

61 ProductsPage 2 of 3
Otronic 18650 battery holder double
Battery holder for 2x 3.7V round lithium 18650 battery. Dimensions Length: 7.6cmWidth: 4.1cmHeight: 2cm...
Wireless power module 5V 2A (transmitter and receiver)
This wireless power module can be used as a wireless power supply. In combination with a charger module it could be used to wirelessly charge a 18650 ...
Otronic 4x AA battery holder (6V)
Battery holder for 4x AA battery...
Otronic 6S 15A 22V 24V BMS for lithium batteries
This board is ideal for connecting 6 18650 batteries in series and charging them at the same time. Protects the batteries from being discharged too de...
Otronic 5V Step-Up Power and Charger module for Lithium battery
A compact module to use a Lithium battery of for example 3.7V as a mini Powerbank or power supply for your electronics or robot project....
Otronic 2S 18650 Battery Capacity Tester Li-Ion Module
2S 18650 Li-po lithium battery capacity indicator module Color: outline red, display block blue Display part size is 3.1cm x 2cm...
Otronic LIPO tester with alarm buzzer 1S to 8S
Lipo alarm to protect against over-discharging of a LIPO battery. As soon as it falls below the set threshold value, this alarm will give a clear sign...
Otronic 1S 18650 Battery Capacity Tester Li-Ion Module
1S 18650 Li-po lithium battery capacity indicator module Color: outline red, display block blue Display part size is 3.1cm x 2cm...
Otronic 9V battery holder with ON OFF toggle switch 9 volt with cover
9v Battery Holder with ON OFF Rocker Switch 9 Volt Box with Lid Description: 1. Material: Plastic 2. Output Voltage: 9V 3. Output Voltage: 9V 4. Outpu...
otronic XTAR 18650 button top 2600mAh (protected) - 5.2A
XTAR 18650 Li-ion battery (2600mAh, protected, button top) with 5.2A discharge. Ideal for flashlights and portable devices. Safe and long-lasting perf...
Otronic 9V battery clip connection
battery clip for 9V battery with red and black connection wires....
Otronic 4x AA battery holder with DC jack (6V)
Battery holder for 4x AA battery with a DC jack Dimensions Length: 5.71cm Width: 6.1cm Height: 1.35cm...
Otronic 18650 Battery holder with Charger and 9V Step-up module (USB-C)
This advanced 18650 battery holder, with integrated charger and 9V step up module, is designed for electronics hobbyists and professionals who need re...
Otronic 3x 18650 battery holder
Battery holder for 3x 18650 battery Dimensions Length: 7.6cm Width: 6.1cm Height: 2.05cm...
Otronic 3x AA battery holder (4.5V)
Battery holder for 3x AA battery Dimensions Length: 5.7cm Width: 4.6cm Height: 1.5cm...
Otronic 3S 18650 Battery Capacity Tester Li-Ion Module
3S 18650 Li-po lithium battery capacity indicator module Color: outline red, display block blue Display part size is 3.1cm x 2cm...
Otronic 8x AA battery holder (Back-To-Back 12V)
Battery holder for 8x AA (Back-To-Back) Dimensions Length: 5.7cmWidth: 6.28cmHeight: 2.66cm...
Otronic 4x AAA battery holder (6V)
Battery holder for 4x AAA battery Dimensions Length: 5.2cm Width: 4.9cm Height: 1.2cm...
Otronic 2x AAA battery holder with on/off switch (3V)
Battery holder for 2x AAA battery with handy on/off switch Dimensions Length: 6.25cm Width: 2.52cm Height: 1.48cm...
Otronic 4x AAA battery holder with on/off switch (6V)
Battery holder for 4x AAA battery with handy on/off switch Dimensions Length: 6.17cm Width: 4.8cm Height: 1.57cm...
Otronic 9V battery clip with 5.5mm jack
A battery clip for 9V battery with a 5.5mm jack. Suitable for powering Arduino UNO, Arduino MEGA, ESP32 R32 and other devices that have a 5.5mm jack....
Otronic 4x 18650 battery holder
Battery holder for 4x 18650 battery Dimensions Length: 7.6cm Width: 8cm Height: 2cm...
Otronic 2x AAA battery holder (3V)
Battery holder for 2x AAA battery Dimensions Length: 5.13cm Width: 2.34cm Height: 1.15cm...