10000LM LED T6 Zoomable Lamp + Battery Kit.

The best will be very powerful, hard, durable and waterproof.

on the Guru Store. Features and Specifications. Virtually indestructible LED emitter

Популярный хорошего качества и по доступным ценам вы можете купить на AliExpress.

Some people like unprotected Panasonic NCRB batteries trying to save a little money but we prefer the protected batteries.

TESLACOM 18650 LED Flashlight Super Bright Outdoor 3800 …

LED Flashlight Phixton 1200lm Rechargeable Tactical …

List of battery sizes – Wikipedia