Looking for circuit to connect a 1.5v rechargable battery ( standby battery) to a led lighting circuit powered by 1.5V Battery

Thread Starter

ashu anand

Joined Mar 11, 2021
1
Hello All
Looing to get the LEd bulb glow lomger than usual 8 hours with the 1.5 v battery.
planning to put another one to it so it can go for at least 14 hours
 

dl324

Joined Mar 30, 2015
13,123
Welcome to AAC!

Show us the circuit and how the existing battery is connected. If this is some cheap LED gadget, it probably doesn't limit LED current. In that case, adding another battery with sufficient capacity might cause damage.

What is the chemistry of the batteries in question?
 
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