55x50mm 9V 550mAh IP55 Alkaline Junction Box

Unlike the previous "Super Heavy Duty" zinc-carbon model, this Alkaline Plus battery is designed for higher-drain applications and a significantly longer shelf life.
Brand: Camelion
Chemistry: Alkaline (Zinc-Manganese Dioxide)
Size: 9V (IEC name: 6LR61)
Voltage: 9 V
Capacity: Higher energy density than zinc-carbon, typically around 550mAh–600mAh.
Packaging: Blister pack containing 1 battery
Origin Note: The "600" prefix indicates this product is registered through GS1 South Africa.
Best For
Security Devices: High-end smoke detectors and carbon monoxide alarms.
Medical Equipment: Pulse oximeters and handheld monitors.
Pro Audio: Wireless microphones and guitar pedals.
High-Drain Toys: Remote-controlled cars and electronic games.
Difference Tip: This battery (Alkaline) will last up to 5x longer in a high-drain device compared to the Super Heavy Duty (Zinc-Carbon) version you looked at earlier.