The Ronix 8991 20V – 4.0Ah battery is engineered to deliver optimal performance for cordless tools in the Ronix Lasting series. Its advanced lithium-ion technology ensures consistent power, quick charging, and longer runtime compared to standard 20V packs. A built-in LED charge indicator provides instant feedback on battery status. Designed to be lightweight and compact, it offers ergonomic handling and extended use without fatigue. With no memory effect and virtually no self-discharge, it maximizes productivity and minimizes downtime.
TECHNICAL DETAILS:
| Specification | Details |
| Type | Rechargeable lithium-ion battery |
| Brand | RONIX |
| Reference | 8991 |
| Voltage | 20V DC |
| Capacity | 4.0 Ah |
| Technology | Lithium-ion |
| Charge indicator | Yes (built-in LED) |
| Memory effect | None |
| Self-discharge | Virtually none |
| Tool compatibility | Ronix Lasting 20V series |
| Charging time | Fast (depends on compatible charger) |
| Net weight | Approx. 0.6 kg (based on source) |
| Estimated dimensions | Compact – standard 20V format |
| Pieces included | 1 unit |
| Packaging | Cardboard box |
| Power source | Cordless (rechargeable battery) |
| Warranty | 1 year (material or manufacturing defect) |
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