Mental Beats 4,000mAh Power Bank with LED Book Light
- Provides up to 20 hours of talk time
- Triple USB port can charge three devices at once
- Bright pop-out LED flashlight may be used for reading
- Lightweight and compact
- Suitable for any USB-powered device
- Durable 4,000mAh battery
- Product dimensions: 5.7”x1”x2.5”
- Weight: 1.5lb.
- 90-day warranty from CJ Global
From external batteries to selfie sticks, learn about the gadgets designed to make your smartphone even smarter.