3V LEDs & Power Supplies

COMPARISON OF 3V POWER SUPPLIES
 

max. number of chip size LEDs powered

on/off switch power source dimensions
3V COIN CELL BATTERY HOLDER 10 chips Yes 2032 battery 15/16" (24mm) at the widest area. Length: 3/4" (19mm) Depth 7/32" (6mm)
3V AA BATTERY HOLDER 30 chips Yes 2 AA batteries 1.27" (3.2cm)w x 2.3" (5.8cm)t x 0.6" (1.5cm)d
3V DC REGULATED WALL ADAPTER 50 chips Yes wall outlet The length of the wire is 57" (145cm). The switch is 6" (15.2cm) from the barrel plug. The wires from the jack are 6" (15.2cm) long.