Castrol Optitemp LP 1.5 is a fully synthetic based lithium grease with excellent low temperature properties and extended lifetime in lubrication of window lifter and door closer systems. Castrol Optitemp lP 1.5 was especially developed for long term / lifetime lubrication for wire harness in automotive vehicles. Temperature range: -50°C/-58°F up to +120°C/+248°F Do not mix Optitemp LP 1.5 with other greases. Please consult Technical Service for further technical information.