The DC Mini Kit with Nano from Quasar Science can be used to power up to two Quasar Science Rainbow 2 or RR LED Lamps. It includes two Quasar Science Nano FX lithium-ion batteries, two six-foot barrel to DTAP extension cables, and one Quasar FX lithium ion dual DTAP battery charger that can accommodate two batteries.
The included batteries are designed to provide flicker-free performance with a 25,000+ lifetime.