3 7v

8.4V Waterproof Outdoor Bicycle Light Flashlight Head Light 3 Bulb T6 LED
US $31.36
NMB MAT 2806RL 09W B19 DC 7V 0.08A 70X70X15mm Server Cooler Fan
US $24.55
Nmb 1406kl 09w s29 7v 0.07a 3cm 3515 line silent fan cooling fan
US $25.20
Nidec D07R 07T2S3 01A DC 7V 0.05A 70x70x15mm Server Cooler Fan
US $20.55