| Schedule of Revenue Recognition |
Revenue by Source | | | | | | | | | | | | | | | | | Three Months Ended March 31, | | | | 2021 | | 2020 | | | | | | Instruments | $ | 882,000 | | | $ | 534,000 | | | | | | | Consumables | 1,167,000 | | | 449,000 | | | | | | | Total product revenue | 2,049,000 | | | 983,000 | | | | | | | Service and other | 1,119,000 | | | 153,000 | | | | | | | Total revenue | $ | 3,168,000 | | | $ | 1,136,000 | | | | | |
Revenue by Geographic Location | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended March 31, | | | | 2021 | | 2020 | | | | | | $ | | % | | $ | | % | | | | | | | | | | North America | $ | 1,498,000 | | | 47 | % | | $ | 726,000 | | | 64 | % | | | | | | | | | | EMEIA | 1,587,000 | | | 50 | % | | 390,000 | | | 34 | % | | | | | | | | | | Asia Pacific | 83,000 | | | 3 | % | | 20,000 | | | 2 | % | | | | | | | | | | Total | $ | 3,168,000 | | | 100 | % | | $ | 1,136,000 | | | 100 | % | | | | | | | | |
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