Speras
SPERAS PD21700 Charger/Power Bank 21700/18650
$35.99
SPERAS PD21700 Charger/Power Bank 21700/18650 is a charging tool from Speras; check 21700, 2A against your daily battery mix so channel behavior and turnaround time fit your workflow.
Feature
Specification
Specs
| Bays | 2 |
|---|---|
| Supported Chemistries | Li-ion |
| Supported Cell Formats | 21700, 18650 |
| Input | 5V/2A |
| Per-Bay Output | DC 4.2V/1A x2 slots, or 2A when only 1 slot occupied |
| Display | LED indicators (not LCD) |
| Length | 110 mm |
| Weight | 76.9 g |
| Extra Functions | TC/CC/CV 3-stage charging, ~90% power conversion efficiency, precise 4.2V charge cutoff, independent per-slot microcomputer voltage auto-detection, reverse-polarity/short-circuit/overcharge/overheat protection, flame-retardant chassis, reverse (parallel balance) discharge for power-bank function via USB output |
Instructions / Owner's Manual
{"type"=>"root", "children"=>[{"type"=>"paragraph", "children"=>[{"type"=>"text", "value"=>"Charge via USB-C for 3-4 hours before first use."}]}, {"type"=>"paragraph", "children"=>[{"type"=>"text", "value"=>"Insert cells with the correct polarity — the (+) marking on the cell must face the spring-loaded terminal."}]}, {"type"=>"paragraph", "children"=>[{"type"=>"text", "value"=>"Do not use with unprotected cells that exceed 4.35V, and remove cells if the charger housing feels excessively warm."}]}]}
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SPERAS PD21700 Charger/Power Bank 21700/18650
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