Battery-powered and portable builds
Rechargeable 3.6 V 5000 mAh li-ion cell — runs a board from a single-cell LiPo/Li-ion charger input.
Engineering inference
Molicel
Molicel INR-21700-P50B is an unprotected 21700 lithium-ion power cell with 5.0 Ah typical capacity, 3.6 V nominal voltage and 60 A continuous discharge at an 80 C cut-off. It supports 4.2 V charging, measures 21.55 mm maximum diameter by 70.15 mm maximum height, and weighs 71 g maximum.
INR-21700-P50BDevelopment boardFacts about the complete product. Unknown values remain open design questions.
Guidance to help you shortlist. The basis is shown for each recommendation.
Rechargeable 3.6 V 5000 mAh li-ion cell — runs a board from a single-cell LiPo/Li-ion charger input.
Engineering inference60 A continuous discharge covers small motors and servos alongside the controller.
Engineering inferenceNo-load speed, rated performance and stall limits describe different operating points. A stall specification is not a continuous operating rating.
Supply range 2.5–4.2 V.
From $9.99 at www.18650batterystore.com. Prices are observed unit prices before tax and shipping.
21.55 × 21.55 × 70.15 mm. A STEP model is available for enclosure fit checks.
Every value in this record is traced to a source — 2 documents including the board and chip datasheets — with the page and table cited per value. Unknowns are left explicit, never guessed.