Envie ECR20 Charger + 4×AA 2800
The Envie ECR20 MC charger with four AA 2800-series rechargeables — the complete starter kit for going rechargeable: charger and a working set of high-capacity AAs in one box.
Where this battery belongs
Everything that eats AA batteries — wireless keyboards and mice, clocks, remotes, toys, instruments, torches. The charger handles standard rechargeable cells; the included high-capacity AAs go straight to work.
Envie ECR20 MC Charger with 4×AA 2800 Rechargeable Batteries — specifications
Envie ECR20 MC Charger with 4×AA 2800 Rechargeable Batteries: why offices pick it
Written by the Siri Technofab supply team — we supply and install power batteries across UPS rooms, solar systems and machinery fleets. Last reviewed on 13 July 2026.
The arithmetic of rechargeables
A device that empties a pair of AAs monthly burns through dozens of disposables a year; a rechargeable set with a charger pays for itself within months and then simply keeps working. For offices full of wireless keyboards and mice, the sums are even quicker.
A kit, not a puzzle
Buying charger and cells separately is how people end up with mismatched, half-working setups. This bundle is the whole answer in one box — charge, use, rotate, repeat.
Ordering, applications and bulk supply
Batteries are application items — the right chemistry, voltage and BMS depend on what the battery will run. Every enquiry starts with your application (inverter, UPS, solar, machinery, devices) and we confirm the correct battery before quoting. Bulk and institutional orders ship on one GST invoice; custom LiFePO4 packs can be built to your voltage, capacity and connector specification.
Warranty: As per Envie OEM — and we answer the phone
Every battery is fresh stock backed by warranty: As per Envie OEM, registered against your invoice. Defective units are replaced — anywhere in India.
Covered under warranty
- ✓ Manufacturing defects
- ✓ Manufacturing defects / DOA units
- ✓ Warranty per stated terms on invoice
Not covered under warranty
- ✕ Physical / accidental damage
- ✕ Liquid damage
- ✕ Wrong charging / incompatible chargers
Other batteries we supply
We supply batteries across every duty — Amaron SMF for UPS banks, LiFePO4 packs for solar and machinery, rechargeable kits and Duracell cells in bulk — plus laptop batteries on their own dedicated pages. All GST-billed, application-matched.
Frequently asked questions
Can the charger handle AAA cells too? +
How many times can the AAs be recharged? +
What does the warranty cover? +
Will I receive a proper bill? +
Do you deliver across India? +
Send model + quantity — get today’s price
WhatsApp the battery, quantity and your application — we confirm the match, send today’s GST quote and dispatch fresh stock with warranty: As per Envie OEM.