Aiptek DXG-595V ZPT-PM18 Compatible Battery 3.7V 1800mAh

Aiptek DXG-595V — 3.7V Li-ion Replacement Battery (ZPT-PM18)

This is a 3.7V, 1800mAh Li-ion cell replacing the ZPT-PM18 in the Aiptek DXG-595V compact digital camera. It matches the original voltage and capacity spec so the camera body accepts it without modification. Use it when the original cell no longer holds a charge or fails to register on the battery indicator.

• DXG-595V fit: The DXG-595V uses a single-cell 3.7V Li-ion pack on a dedicated contact rail. This replacement matches that rail geometry and the BMS voltage thresholds the camera expects at startup — no adapter or workaround needed.
• Bench tested on actual hardware: We cycled this cell through charge and discharge on the bench. The BMS held the low-voltage cutoff correctly and the camera's battery indicator tracked the discharge curve through all three display bars without skipping.
• First-cycle calibration on the DXG-595V: Run the first full charge inside the camera body using the OEM USB or charger connection, not a standalone bay charger. The DXG-595V maps its battery-remaining display to the cell's charge curve, and that mapping initialises during the first in-body charge cycle.

Dead battery indicator on the DXG-595V with a partially charged replacement cell

The DXG-595V reads cell state by comparing terminal voltage against stored thresholds. A new cell that shipped at storage voltage — typically around 3.6V — can sit just below the camera's "acceptable" threshold at cold startup. The camera then throws a dead battery warning even though the cell has usable charge. Insert the battery, connect to charge for 10–15 minutes inside the body, then power on — the terminal voltage should rise above the 3.7V threshold the camera needs to clear that warning.

Battery percentage jumping erratically on the DXG-595V display

This happens when the camera's indicator firmware maps voltage steps from the original cell's discharge curve, and a replacement cell discharges on a slightly different curve. The voltage at any given charge level reads differently, so the indicator skips bars or bounces between readings. One full in-body discharge-to-cutoff cycle followed by a full charge resets the reference points the camera uses for percentage display. After that cycle, readings stabilise.