Comparison · Battery packs and power banks

CSB HRL-1234W-F2-FR or Cubot Rainbow battery

Two models side by side: measurements taken by the author in their reviews, and their conclusions. The better value in each row is highlighted.

In brief: Based on review measurements: Capacity: CSB HRL-1234W-F2-FR (5097 mAh vs. 2161); Test current: CSB HRL-1234W-F2-FR (23.5 A vs. 1).

Model	CSB HRL-1234W-F2-FR2020Read review →	Cubot Rainbow battery2016Read review →
Capacity, mAh	5097	2161
Test current, A	23.5	1
Review conclusion	With reservations	Recommended

Only in one review: Voltage 12 V (CSB HRL-1234W-F2-FR); Energy 60.16 Wh (CSB HRL-1234W-F2-FR); Resistance 12 mΩ (CSB HRL-1234W-F2-FR); Weight 2700 g (CSB HRL-1234W-F2-FR); Price 25 $ (CSB HRL-1234W-F2-FR).

CSB HRL-1234W-F2-FR: The battery delivered 5.9 Ah and 70 Wh at moderate discharge, but LiFePO4 delivered more energy.

Cubot Rainbow battery: The battery measured 2161 mAh total and 2078 mAh usable by the phone, close to its stated capacity.

Figures were taken from the review text and checked against the quoted passages. Measurement conditions differ between reviews, so read the reviews yourself before buying. Prices at the time of review.