Cell Phone Batteries for Sale

As one of its daily deals, Woot offers the Gorilla Gadgets Uhuru! 16,800mAh External Battery Pack in Black or White, model no. CHR-150, for $39.99 plus $5 for shipping. That's tied with our July mention and the lowest total price we could find now by $5. It features 2A / 1A dual output and an LED screen, Apple Lightning-to-microUSB adapter, Apple 30-pin adapter, and microUSB connector. Deal ends today.

eCase via Amazon offers its Prime members the KMASHI 10,000mAh MP816 External Battery Pack for $13.78 with free shipping. (Non-members can spend $35 to qualify for free shipping; otherwise, it adds $6.55.) That's $36 off and the lowest total price we could find. It features dual-USB ports, four status LEDs, and compatibility with most USB-driven devices.

Taotribe via Amazon offers Prime members the Vinsic 3,200mAh Tulip External Battery Pack in Silver for $14.95. Coupon code "BQLYSQNW" cuts it to $10.99. Plus, Prime members bag free shipping. (Non-members can spend $35 or more to qualify for free shipping; otherwise, it adds $6.22.) That's $29 off and the lowest total price we could find. It features compatibility with a wide range of devices (including the iPad, iPhone, and Android phones and tablets).

Lepow Official via Amazon offers Prime members the Lepow Moonstone 6,000mAh External Battery in Black, Red, Yellow, Yellow Duck, or White for $14.99 with free shipping. (Non-members can spend $35 for free shipping; otherwise, it adds $6.37.) that's $5 under our October mention and the best price we've seen. (It's also a current low by $34.) It features dual USB ports, compatibility with all major phones and tablets, a micro USB cable, and travel pouch. Update: The price has increased to $16.99.

Also available for Prime members is the Lepow Moonstone 9,000mAh External Battery in Blue for $19.99 with free shipping. (Non-members can spend $35 to bag free shipping; otherwise, it costs $6.37.) That's $60 off list and the lowest total price we could find. It features the same specs as the above model, but with more power.

Tanga offers the refurbished Motorola P4000 4,000mAh Universal Power Pack for $7.99 plus $3.99 for shipping. That's $18 under the lowest total price we could find for a new unit. It features a built-in microUSB cable and USB port.

A 30-day warranty is supplied, but it's unclear who backs it.

AnkerDirect via Amazon offers its Anker 2nd Gen Astro E5 16,000mAh External Battery, model no. AK-A1208011, with the Anker Astro E1 5,200mAh Ultra Compact Portable Charger, model no. AK-A1211011, for $59.98. (Add both to your cart to see this price.) Coupon code "happyny1" cuts it to $40.99. With free shipping, that's $19 off and the lowest total price we could find. It features PowerIQ Technology, which purports to detect your device to deliver the fastest possible charge.