2x AA Battery Back To Back Holder Case BoxIt's a Back to Back Holder Case for 2 AA Batteries The box is a wire wrapped holder for two AA batteries. You can simply insert the battery in it because of the spring clip design. Approximate Wire Length: 140 mm Specification Battery Type AA Number of Batteries 2 Wire Length 140mm Colour Black Size 56x26x15. 6mm

the quiescent current is nearly constant

Line under-voltage (UV) detection: no turn off glitches

This 7mm Heat Shrink Sleeve is ideal for insulation

This module is compatible with the HC-05

DRAIN Voltage  -0

One-key taking off/landing/stop makes the operation more convenient and it is very suitable for novice operation

the LED indicator will be off

Operating Voltage

Easy for IC Removal and Insertion

especially with higher input voltages

These are Carbon Film Resistor with a value of 390k ohm 1/8W and tolerance of ±5%

colour coding in electrical wire