1S 3.7V 3400mAh Li-ion battery with MX 51004 2mm 2pin connector 2.0mm 5V 1620 mWh battery features

5V 1620 mWh battery features a built-in voltage regulator that maintains a constant 1

21700 (un-protected only)

Philips HX9390

Please ensure to charge the battery before use

1S 3.7V 3400mAh Li-ion battery with MX 51004 2mm 2pin connector 2.0mm 5V 1620 mWh battery featuresThese 3. 7V lithium ion battery pack is commonly used in various portable electronic devices such as CCTV, alarm systems, tablets, handheld lighting, portable speakers, handheld gaming consoles and many more. It provides a reliable power source for these devices, allowing them to operate efficiently without being tethered to a power outlet. Additionally, these battery packs are also used in small hobby projects, remote controlled toys, and some low