Length: 7 1/2 cm

Power Source: Built-in Li-Ion Battery Pack

2 oz | 91g

Frontier MAX Housing Included: Free inline filter housing—just choose the cartridge for your adventure

Dimensions: 3˝ x 6˝

Genasun GVB-8-Li-54.2V-WP, 8A PREWIRED FOR POWERFILM Waterproof Solar Boost MPPT Charge Controller Nitecore Length: 7 1/2 cm*THIS BOOST CONTROLLER IS PREWIRED FOR POWERFILM SOLAR PANELS AND RAMBO EBIKES GENASUN GVB 8 WP EBIKE COMBO Solar BOOST controller for 350W solar panels array, recommended current input 8A, programmed with a charge voltage CC CV at 54. 2V for 14S Lithium batteries (4. 17V per cell) High Speed MPPT, the GVB 8 WP tracks the M. P. P. with a speed tracking of 15 Hz (15 times per sec.) The unique Genasun technology allows to hit 99% Peak Efficiency, tiny