| Old type number | 18509-03 |
| New type number | ZP1310 |
| Mullard type | MX150 |
| Detects | gamma and high energy beta radiation |
| Effective range | 0,001-300 R/h |
| Plateau | 500-650 V |
| Cathode | 28% Cr, 72% Fe |
| Filling | Neon, Helium, Halogen |
| Height | 26 mm |
| Diameter | 6 mm |
| Weight | |
| Symbol |
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