1S 3.7V 3400mAh Li-ion battery with 5264 2.5mm 2pin connector BMS then it's likely that you've

then it's likely that you've tripped under-voltage detection

The clear LCD display provides real-time information on each battery’s voltage

Button Top Design: Compatible with many flashlights and electronics requiring a protruding positive tip

It is not an original Philips® product

1S 3.7V 3400mAh Li-ion battery with 5264 2.5mm 2pin connector BMS then it's likely that you'veThese 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