ITEM NAME:5pc Pro Mini Enhancement ATMEGA328P 16MHz 5V Compatible Arduino PRO Module T3H7 5pc Pro Mini Enhancement ATMEGA328P 16MHz 5V Compatible Arduino PRO Module T3H7 ATmega328 running at 16MHz with external resonator (tolerance of 0.5%) USB connection on board Supports auto-reset Max output 150mA Overcurrent protected Material: CCL DC 5V input up to 12V Onboard power and LED status Dimension: 33mm x 18mm x 6mm Package Included: 5 x Pro Mini Enhancement ATMEGA328P 16MHz 5V Compatible Arduino PRO Module Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..DC 5V input up to 12V. Max output 150mA. Onboard power and LED status.