2*21700 5000mAh Batteries
LG 21700 3.6V 5000mAh M50LT Li-ion Rechargeable Flat Top Battery
Here are two reviewa on 21700 5000mah batteries, link is
2*21700 5000mAh Batteries
Vapcell N50 Battery, 21700 Lithium-ion Batteries
4/2/1Pcs Trustfire 3.7V 5000mAh Li-Ion Rechargeable Batteries w
21700 Battery Options : r/flashlight
XTAR 21700 5000mAh 3.6V - 3.7V Li-Ion battery electronically
10 Pack of Samsung 50G 5000mAh INR21700-50G 21700 Lithium-ion
21700 Battery 5000mAh Button Top PROTECTED Li-ion Rechargeable
Nitecore 21700 i Series Li-ion Battery 4000mAh NL2140i
The Nitecore NL2150i is a premium quality high capacity 21700, 5000 mAh lithium-ion battery that has a continuous discharge current of 8 A, and is specifically designed for use with the i Series, such as the P20i and P10i. The i Series battery enables a highly efficient output by minimising the loss of power due to internal resistance, and features a dual way output with positive and negative polarities at both ends, plus a high energy density of up to 240mWh/g.
Nitecore 21700 I Series Li-Ion Battery 5000mAh NL2150i