ProMaster Rechargeable Lithium-Ion Battery (Ricoh GR IV Series Replacement)
Premium Replacement Power Pack – High-Capacity 1,850 mAh / 7.12 Wh Output at 3.85V, Fully Decoded Smart IC Chip for Accurate Power Level Display, Full Compatibility with In-Camera Charging & OEM Wall Chargers, Fire-Retardant Internal Circuitry with Multi-Stage Electronic Protection, Reusable Protective Travel Storage Case, Compatible with Ricoh GR IV, GR IV HDF, and GR IV Monochrome (Excellent Condition)
The ProMaster Rechargeable Lithium-Ion Battery is a premium-grade replacement power cell engineered specifically for the Ricoh GR IV series compact premium cameras (including the GR IV, GR IV HDF, and GR IV Monochrome). Engineered for street photographers, documentary creators, and travel enthusiasts who rely on pocket-sized form factors and long-lasting shooting endurance, this battery is built with high-grade lithium-ion cells to deliver reliable performance, extended charge-cycle longevity, and verified power delivery that matches factory specifications.
Unlike aftermarket options that utilize partially decoded chips or overstated capacity ratings, ProMaster power packs incorporate fully decoded microchips that communicate seamlessly with camera firmware. This ensures precise on-screen battery percentage readouts, zero compatibility warnings, and support for in-camera USB charging as well as external manufacturer charging docks. Internally, the battery features fire-retardant printed circuit boards (PCBs) paired with comprehensive electronic protection against overcharging, over-discharging, overcurrent, overvoltage (voltage regulation), and short circuits. It ships in a reusable hard-shell protective travel snap case that shields the terminal contacts from dust, physical impact, and accidental metal shorting during storage and transit.
KEY FEATURES & PERFORMANCE HIGHLIGHTS
True 1,850 mAh Tested Capacity: Delivers an honest 7.12 Wh of reserve power to handle extensive everyday street shooting and continuous burst sequences.
Fully Decoded Smart Chipset: Ensures complete compatibility with camera firmware, accurate on-screen power metrics, and error-free operation.
Dual-Mode Charging Versatility: Supports direct in-camera USB charging systems as well as standard external OEM battery cradles.
Premium Lithium-Ion Cells: Grade-A cell composition maximizes service life and maintains stable voltage output throughout repeated recharge cycles.
Multi-Stage Safety Protection: Features fire-retardant PCBs alongside overcharge, over-discharge, overcurrent, overvoltage regulation, and short-circuit safeguards.
Reusable Travel Storage Case: Impact-resistant snap case keeps terminal contacts clean and insulated from metallic objects inside camera bags and pockets.
COMPREHENSIVE CAMERA COMPATIBILITY
Ricoh Compact Cameras: Ricoh GR IV, Ricoh GR IV HDF, Ricoh GR IV Monochrome
TECHNICAL SPECIFICATIONS
Product Type: Rechargeable Lithium-Ion Camera Battery
Brand: ProMaster
Battery Chemistry: Lithium-Ion (Li-Ion)
Voltage: 3.85 V
Capacity: 1,850 mAh / 7.12 Wh
Circuit Design: Fire-Retardant PCB with Fully Decoded System Microchip
Built-In Safety Architecture: Overcharge Protection, Over-Discharge Protection, Overcurrent Protection, Overvoltage Regulation, Short-Circuit Protection
Battery Dimensions: Approx. 1.62 x 1.39 x 0.45 inches / 41.1 x 35.3 x 11.4 mm
Battery Weight: Approx. 1.23 oz / 35 g
Charging Support: In-Camera USB Charging & External OEM Dock Compatible
Packaging / Storage: Reusable Dual-Purpose Protective Hard Snap Case
Physical Condition: Excellent cosmetic, terminal, and fully functional operational condition
Color / Finish: Matte Black Housing with White Technical Markings
Function: Everyday Street Photography, Urban Documentary, Travel Imaging, Extended Field Power & Reliable Pocket Backup





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